Brand: KENWOOD
Category: Audio
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for KDC-X579
Uploaded: Nov. 21, 2025, 7:08 p.m.
Warranty Information
Refer to the warranty card for details.
Power: Press [SRC] to turn ON. Press and hold [SRC] for 1 second to turn OFF.
Volume: Turn [VOL] knob clockwise to increase, counterclockwise to decrease.
Selecting Source: Press [SRC] to cycle through sources (SIRIUS, TUNER, HD Radio, CD, AUX EXT, STANDBY).
System Q: Press [Q] to cycle through sound settings (Flat, User memory).
Audio Control: Press [AUD] for at least 1 second to access audio settings (Bass, Treble, Balance, etc.).
Speaker Setting: Press [Q] to fine-tune speaker settings.
Switching Display: Press [DISP] to cycle through displayed information.
Station/Disc Naming: Press [NAME.S] to name stations or discs.
Subwoofer Output: Press and hold [SW] for at least 1 second to toggle ON/OFF.
TEL Mute: The system automatically mutes for calls. Press [SRC] to resume audio during a call.
Troubleshooting and error codes
| ? | Problem | ✔ | Solution |
|---|---|---|---|
| No power connection. | The fuse is blown. | Replace the fuse with one of the same value after checking for short circuits. | |
| Cannot switch sources. | No medium inserted. | Insert a medium or connect the disc changer. | |
| Memory is erased when ignition is off. | Ignition and battery wires are incorrectly connected. | Connect the cables correctly. | |
| No sound effect. | Subwoofer pre-out is being used. | Sound cannot be applied to the subwoofer pre-out. | |
| Loud tone does not compensate. | Tuner source is selected. | Loud tone does not compensate when the tuner source is selected. | |
| TEL mute function does not activate. | TEL mute cable is not connected correctly. | Connect the cable correctly. | |
| TEL mute activates even if the cable is not connected. | TEL mute cable is touching a metal part of the car. | Separate the cable from any metal part. | |
| No sound or low volume. | Balance/Fader settings are adjusted to one side. | Center the balance and fader settings. | |
| Input/output cables or wiring harness are incorrectly connected. | Connect them correctly. | ||
| Volume offset values are low. | Increase the Volume offset. | ||
| Poor sound quality or distortion. | Speaker cable is pinched by a car screw. | Check speaker connections. | |
| Speakers are not connected correctly. | Connect speaker cables properly. | ||
| Touch tone sensor does not sound. | Pre-out terminal is being used. | The touch tone sensor cannot output from the pre-out terminal. | |
| Illumination intensity function does not work. | Illumination cable is not connected correctly. | Check the illumination cable connection. | |
| Screen color changes subtly. | Temperature changes. | The screen color changes subtly with ambient temperature. | |
| Poor radio reception. | Car antenna is not extended. | Extend the car antenna fully. | |
| Antenna control cable is not connected. | Connect the cable correctly. | ||
| Cannot enter desired frequency with Direct Access Tuning. | An unreceivable station is being entered. | Enter a receivable station. | |
| Attempting to enter frequency with 0.01 MHz unit. | FM band can be designated for 0.1 MHz. | ||
| AUX EXT is displayed without entering external disc control mode. | Unsupported disc changer is connected. | Use a supported disc changer. | |
| Specified disc does not play, another plays. | Disc is dirty. | Clean the disc. | |
| Disc is loaded in the wrong slot. | Check the disc number. | ||
| Disc is very scratched. | Try another disc. | ||
| Disc is ejected upon loading. | Disc is dirty. | Clean the disc. | |
| Cannot eject disc. | More than 10 minutes passed after ACC was turned off. | Turn ACC ON again and press Eject. | |
| Disc cannot be inserted. | Another disc is already inserted. | Press [▲] to eject the disc. | |
| Direct Search cannot be performed. | Another function is active. | Deactivate other functions. | |
| Cannot perform track search. | Attempting to search for the first/last track. | Track search is limited to first/last tracks. | |
| Cannot play MP3/WMA. | Medium is scratched or dirty. | Clean the medium. | |
| Poor recording condition. | Record again or use other media. | ||
| MP3/WMA track time is not displayed correctly. | Depends on recording conditions. | Display may not be correct depending on MP3/WMA recording conditions. | |
| No sound or low volume on HD Radio. | Preset station is not transmitting in the selected mode. | Adjust reception mode to "Auto". | |
| Frequent switching between stereo and mono. | This is normal for AM digital broadcasts. | ||
| Poor or unstable reception conditions. | Stereo is selected for good reception, mono for poor reception. | ||
| HD Radio tuner connects to KCA-S210A or other units. | Connect the HD Radio tuner directly to the control unit. |